Finding the Fourth Proportional to 10,431,330.07, 14,396,097.28 and 5,786,612.62
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Solution
The fourth proportional to 10,431,330.07, 14,396,097.28 and 5,786,612.62 is: 7,986,003.48
Step by Step Solution
- Step 1: Write the proportion equation
10,431,330.07 : 14,396,097.28 = 5,786,612.62 : x - Step 2: Convert to fraction form
10,431,330.07/14,396,097.28 = 5,786,612.62/x - Step 3: Cross multiply
10,431,330.07x = 14,396,097.28 × 5,786,612.62 - Step 4: Simplify right side
10,431,330.07x = 83,304,638,199,195.67 - Step 5: Solve for x
x = 83,304,638,199,195.67/10,431,330.07 - Step 6: Final answer
x = 7,986,003.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.